Alarmed Security Safe - Medium SABS compliant (SANS 1761:2017) Wall thickness: 2mm (body) Door thickness: 4mm Low battery warning External emergency power terminal Integrated ALARM feature Integrated LED light & key hooks Medium Safety Box Dimensions: 250 x 350 x 250mm (External) 240 x 340 x 200mm (Internal) Alarmed Security Safe - Small Alarmed Security Safe - Large Alarmed Security Safe - Laptop